Monday, July 7, 2014

Tsaang Gubat - Halamang Gamot / Herbal Medicine



 Botany
Tsaang gubat is an erect, very branched shrub growing up to 1.5 - 4 m high. Leaves are in clusters on short branches, 3-6 cm long, entire or somewhat toothed or lobed near the apex and pointed at the base, short stalked and rough on the upper surface. Flowers are white, small, axillary, solitary, 2 or 4 on a common stalk. Fruit is yellow when ripe, 4-5 mm in diameter, fleshy, with a 4-seeded stone.

Distribution
Easily found in thickets and secondary forests, at low and medium altitudes.

Parts utilized
Leaves

Uses
Culinary

Tea made from the leaves.

Folkloric

- Leaf decoction or infusion for abdominal colic, cough, diarrhea and dysentery.
- Root decoction used as an antidote for vegetable poisoning.
- For diarrhea: Boil 8 tbsp of chopped leaves in 2 glasses of water for 15 minutes; strain and cool. Use 1/4 of the decoction every 2 or 3 hours. Decoction has also been used as a dental mouthwash.
- Decoction of leaves used as disinfectant wash after childbirth.
- In Sri Lanka, used for diabetes: 50 gm of fresh leaves or roots are chopped; 100 cc of water is added, and 120 cc of juice is extracted by squeezing, and given once or twice daily.
New Application
• Being promoted by the Department of Health (DOH) as an antispasmodic; for stomach/abdominal pains.
• One of a few herbs recently registered with the Bureau of Foods and Drugs as medicines.

Studies
• Antiallergic Activity: Tsaang gubat, together with Lagundi and Sambong, were studied for possible anti-allergic subtances to counter the histamine release from mast cells that cause type-1 reactions. From tsaang-gubat, rosmarinic acid and microphyllone were isolated.
• Antibacterial / Antinocicpetive / Anti-inflammatory: Study of CR leaves yielded an intractable mixture of triterpenes– a-amyrin, ß-amyrin and baurenol and a wide range of bioactivity. The mixture showed analgesic, anti-inflammatory, anti-diarrheal and antibacterial activities.
• Antimutagen: An antimutagenic principle was extracted from the leaves of C retusa with ethyl alcohol.
• Triterpene Bioactivities/ Analgesic / Anti-inflammatory / Anti-diarrheal / Antimicrobial: Study OF Carmona retusa leaves yielded an intractable mixture of triterpenes, a-amyrin (43.7%), ß-amyrin (24.9%) and baurenol (31.4%). The mixture exhibited analgesic activity (51%), some anti-inflammatory activity (20%), anti-diarrheal activity (29%), and moderate antimicrobial activity against S aureus, C albicans and T mentagrophytes.
• Anti-Tumor: Carmona retusa leaf extracts were tested for anticancer property and results showed it can be used as an anticancer agent.

Availability

Wild crafted.
Commercial: Tablets and tea bags